00703cam a2200205 7i4500 0000004703 20161128090000.0 20030717000000.0 xx 00010 eng 0-580-28298-8 (pbk) OHSAS 18001 1999 Occupational health and safety management systems : specification. London: British Standards Institution, 1999. iv,21p.; 30 cm.. Occupational health and safety assessment series Industrial management Industrial safety Industrial hygiene 0000012177 Book Standards HQ Library 0000012178 Book Standards HQ Library